Home / 74,037.02-102,171.11-41,778.48

Finding the Fourth Proportional to 74,037.02, 102,171.11 and 41,778.48

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Solution

The fourth proportional to 74,037.02, 102,171.11 and 41,778.48 is: 57,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,037.02 : 102,171.11 = 41,778.48 : x
  2. Step 2: Convert to fraction form
    74,037.02/102,171.11 = 41,778.48/x
  3. Step 3: Cross multiply
    74,037.02x = 102,171.11 × 41,778.48
  4. Step 4: Simplify right side
    74,037.02x = 4,268,553,675.71
  5. Step 5: Solve for x
    x = 4,268,553,675.71/74,037.02
  6. Step 6: Final answer
    x = 57,654.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.